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Cartes topographiques Edmonson County

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Mammoth Cave National Park

United States > Kentucky > Edmonson County > Brownsville

The upper sandstone member is known as the Big Clifty Sandstone. Thin, sparse layers of limestone interspersed within the sandstone give rise to an epikarstic zone, in which tiny conduits (cave passages too small to enter) are dissolved by the natural acidity of groundwater. The epikarstic zone concentrates…

Altitude moyenne : 215 m

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